1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
/*
Copyright (c) 2014 - 2016 The Regents of the University of
California (Regents). All Rights Reserved. Redistribution and use in
source and binary forms, with or without modification, are permitted
provided that the following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the following
two paragraphs of disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
two paragraphs of disclaimer in the documentation and/or other materials
provided with the distribution.
* Neither the name of the Regents nor the names of its contributors
may be used to endorse or promote products derived from this
software without specific prior written permission.
IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
REGENTS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF
ANY, PROVIDED HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION
TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
MODIFICATIONS.
*/
package firrtl
import java.io._
import java.nio.file.{Paths, Files}
import scala.io.Source
import scala.sys.process._
import com.typesafe.scalalogging.LazyLogging
import Utils._
import DebugUtils._
object Driver extends LazyLogging {
private val usage = """
Usage: java -cp utils/bin/firrtl.jar firrtl.Driver [options] -i <input> -o <output>
"""
private val defaultOptions = Map[Symbol, Any]().withDefaultValue(false)
private def compile(input: String, output: String, compiler: Compiler)
{
val parsedInput = Parser.parse(input, Source.fromFile(input).getLines)
val writerOutput = new PrintWriter(new File(output))
compiler.run(parsedInput, writerOutput)
writerOutput.close
}
def main(args: Array[String])
{
val arglist = args.toList
type OptionMap = Map[Symbol, Any]
// Default debug mode is 'debug
def decodeDebugMode(mode: Any): Symbol =
mode match {
case s: String => Symbol(s)
case _ => 'debug
}
def nextPrintVar(syms: List[Symbol], chars: List[Char]): List[Symbol] =
chars match {
case Nil => syms
case 't' :: tail => nextPrintVar(syms ++ List('types), tail)
case 'k' :: tail => nextPrintVar(syms ++ List('kinds), tail)
case 'w' :: tail => nextPrintVar(syms ++ List('widths), tail)
case 'T' :: tail => nextPrintVar(syms ++ List('twidths), tail)
case 'g' :: tail => nextPrintVar(syms ++ List('genders), tail)
case 'c' :: tail => nextPrintVar(syms ++ List('circuit), tail)
case 'd' :: tail => nextPrintVar(syms ++ List('debug), tail)
case 'i' :: tail => nextPrintVar(syms ++ List('info), tail)
case char :: tail => throw new Exception("Unknown print option " + char)
}
def nextOption(map: OptionMap, list: List[String]): OptionMap = {
list match {
case Nil => map
case "-X" :: value :: tail =>
nextOption(map ++ Map('compiler -> value), tail)
case "-p" :: value :: tail =>
nextOption(map ++ Map('printVars -> value), tail)
case "-i" :: value :: tail =>
nextOption(map ++ Map('input -> value), tail)
case "-o" :: value :: tail =>
nextOption(map ++ Map('output -> value), tail)
case ("-h" | "--help") :: tail =>
nextOption(map ++ Map('help -> true), tail)
case option :: tail =>
throw new Exception("Unknown option " + option)
}
}
val options = nextOption(defaultOptions, arglist)
if (options('help) == true) {
println(usage)
System.exit(0)
}
val input = options('input) match {
case s: String => s
case false => throw new Exception("No input file provided!" + usage)
}
val output = options('output) match {
case s: String => s
case false => throw new Exception("No output file provided!" + usage)
}
val printVars = options('printVars) match {
case s: String => nextPrintVar(List(), s.toList)
case false => List()
}
if (!printVars.isEmpty) {
logger.warn("-p options currently ignored")
if (!logger.underlying.isDebugEnabled) {
logger.warn("-p options will only print at DEBUG log level, logging configuration can be edited in src/main/resources/logback.xml")
}
}
options('compiler) match {
case "verilog" => compile(input, output, VerilogCompiler)
case "firrtl" => compile(input, output, FIRRTLCompiler)
case other => throw new Exception("Invalid compiler! " + other)
}
}
def time[R](str: String)(block: => R): R = {
val t0 = System.currentTimeMillis()
val result = block // call-by-name
val t1 = System.currentTimeMillis()
logger.info(s"Time to ${str}: ${t1 - t0} ms")
result
}
}
|
